443013 has 4 divisors (see below), whose sum is σ = 590688. Its totient is φ = 295340.

The previous prime is 443011. The next prime is 443017. The reversal of 443013 is 310344.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 443013 - 2¹ = 443011 is a prime.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 442983 and 443001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73833 + ... + 73838.

It is an arithmetic number, because the mean of its divisors is an integer number (147672).

2⁴⁴³⁰¹³ is an apocalyptic number.

It is an amenable number.

443013 is a deficient number, since it is larger than the sum of its proper divisors (147675).

443013 is a wasteful number, since it uses less digits than its factorization.

443013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147674.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 443013 is about 665.5922175026. The cubic root of 443013 is about 76.2322649786.

Adding to 443013 its reverse (310344), we get a palindrome (753357).

The spelling of 443013 in words is "four hundred forty-three thousand, thirteen".